300+ SCADA Protocol Articles & Guides
Deep dives on Modbus, DNP3, IEC 60870-5-101/104, IEC 61850, OPC UA, Profinet, MQTT, IEC 62443, and substation automation — written for practicing engineers.
How to Configure DNP3 Communication Between Master and Outstation
Learn how to configure DNP3 master and outstation communication step by step. Covers addressing, polling, unsolicited responses, TCP/IP setup, and security.
DNP3 vs IEC 61850: Full Technical Comparison of SCADA and Digital Substation Protocols
DNP3-IP, designed for distribution SCADA and remote telemetry, and IEC 61850, built for advanced substation automation and high-speed protection schemes.
How to Monitor SCADA Protocol Traffic (Modbus RTU/TCP, IEC-104, DNP3, IEC-61850)
Learn how to monitor Modbus, IEC-104, DNP3, and IEC 61850 traffic. Capture and analyze SCADA communication over serial and TCP/IP for reliable system performance.
DNP3 vs IEC 60870-5-104: Which Protocol Is Better for SCADA?
Compare DNP3 and IEC 60870-5-104 for SCADA systems—learn differences in architecture, performance, security, and use cases to choose the best protocol.
DNP3 vs. IEC 60870-5-101: Key Differences and Similarities in SCADA Protocols
Dive into the key differences and similarities between DNP3 and IEC 60870-5-101 protocols for SCADA/ICS systems, covering addressing, security, interoperability, and more.
Modbus vs DNP3: A Technical Comparison for SCADA Engineers
Technical comparison of Modbus vs DNP3 (IEEE 1815) protocols covering architecture, communication layers, reliability, and cybersecurity.